forked from Imagelibrary/rtems
316 lines
12 KiB
Plaintext
316 lines
12 KiB
Plaintext
/**
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* @file
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*
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* @ingroup bsp_linker
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*
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* @brief Linker command base file.
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*/
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/*
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* COPYRIGHT (c) 2014 Hesham ALMatary <heshamelmatary@gmail.com>
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*
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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* http://www.rtems.org/license/LICENSE
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*/
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OUTPUT_ARCH (or1k)
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ENTRY (_start)
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STARTUP (start.o)
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/*
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* Global symbols that may be defined externally
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*/
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bsp_start_vector_table_begin = 0x1F00;
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bsp_vector_table_size = DEFINED (bsp_vector_table_size) ? bsp_vector_table_size
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: 8260;
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/* 8192 for raw vector table, and 17 * 4 for handlers vector. */
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bsp_section_xbarrier_align = DEFINED (bsp_section_xbarrier_align) ? bsp_section_xbarrier_align : 1;
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bsp_section_robarrier_align = DEFINED (bsp_section_robarrier_align) ? bsp_section_robarrier_align : 1;
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bsp_section_rwbarrier_align = DEFINED (bsp_section_rwbarrier_align) ? bsp_section_rwbarrier_align : 1;
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bsp_stack_align = DEFINED (bsp_stack_align) ? bsp_stack_align : 8;
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bsp_stack_main_size = DEFINED (bsp_stack_main_size) ? bsp_stack_main_size : 0;
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bsp_stack_main_size = ALIGN (bsp_stack_main_size, bsp_stack_align);
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SECTIONS {
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.vector : ALIGN_WITH_INPUT {
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*(.vector)
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. = ALIGN(bsp_vector_table_size);
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bsp_section_vector_end = .;
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} > REGION_VECTOR AT > REGION_VECTOR
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bsp_section_vector_size = bsp_section_vector_end - bsp_section_vector_begin;
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bsp_vector_table_begin = bsp_section_vector_begin;
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bsp_vector_table_end = bsp_vector_table_begin + bsp_vector_table_size;
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.start : ALIGN_WITH_INPUT {
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bsp_section_start_begin = .;
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KEEP (*(.bsp_start_text))
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KEEP (*(.bsp_start_data))
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bsp_section_start_end = .;
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} > REGION_START AT > REGION_START
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bsp_section_start_size = bsp_section_start_end - bsp_section_start_begin;
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.xbarrier : ALIGN_WITH_INPUT {
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. = ALIGN (bsp_section_xbarrier_align);
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} > REGION_VECTOR AT > REGION_VECTOR
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.text : ALIGN_WITH_INPUT {
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bsp_section_text_begin = .;
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*(.text.unlikely .text.*_unlikely)
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*(.text .stub .text.* .gnu.linkonce.t.*)
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/* .gnu.warning sections are handled specially by elf32.em. */
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*(.gnu.warning)
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*(.glue_7t) *(.glue_7) *(.vfp11_veneer) *(.v4_bx)
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} > REGION_TEXT AT > REGION_TEXT_LOAD
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.init : ALIGN_WITH_INPUT {
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KEEP (*(.init))
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} > REGION_TEXT AT > REGION_TEXT_LOAD
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.fini : ALIGN_WITH_INPUT {
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KEEP (*(.fini))
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bsp_section_text_end = .;
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} > REGION_TEXT AT > REGION_TEXT_LOAD
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bsp_section_text_size = bsp_section_text_end - bsp_section_text_begin;
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bsp_section_text_load_begin = LOADADDR (.text);
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bsp_section_text_load_end = bsp_section_text_load_begin + bsp_section_text_size;
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.robarrier : ALIGN_WITH_INPUT {
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. = ALIGN (bsp_section_robarrier_align);
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} > REGION_RODATA AT > REGION_RODATA
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.rodata : ALIGN_WITH_INPUT {
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bsp_section_rodata_begin = .;
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*(.rodata .rodata.* .gnu.linkonce.r.*)
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} > REGION_RODATA AT > REGION_RODATA_LOAD
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.eh_frame : ALIGN_WITH_INPUT {
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KEEP (*(.eh_frame))
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} > REGION_RODATA AT > REGION_RODATA_LOAD
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.gcc_except_table : ALIGN_WITH_INPUT {
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*(.gcc_except_table .gcc_except_table.*)
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} > REGION_RODATA AT > REGION_RODATA_LOAD
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.tdata : ALIGN_WITH_INPUT {
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_TLS_Data_begin = .;
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*(.tdata .tdata.* .gnu.linkonce.td.*)
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_TLS_Data_end = .;
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} > REGION_RODATA AT > REGION_RODATA_LOAD
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.tbss : ALIGN_WITH_INPUT {
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_TLS_BSS_begin = .;
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*(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon)
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_TLS_BSS_end = .;
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} > REGION_RODATA AT > REGION_RODATA_LOAD
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_TLS_Data_size = _TLS_Data_end - _TLS_Data_begin;
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_TLS_Data_begin = _TLS_Data_size != 0 ? _TLS_Data_begin : _TLS_BSS_begin;
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_TLS_Data_end = _TLS_Data_size != 0 ? _TLS_Data_end : _TLS_BSS_begin;
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_TLS_BSS_size = _TLS_BSS_end - _TLS_BSS_begin;
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_TLS_Size = _TLS_BSS_end - _TLS_Data_begin;
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_TLS_Alignment = MAX (ALIGNOF (.tdata), ALIGNOF (.tbss));
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.preinit_array : ALIGN_WITH_INPUT {
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PROVIDE_HIDDEN (__preinit_array_start = .);
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KEEP (*(.preinit_array))
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PROVIDE_HIDDEN (__preinit_array_end = .);
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} > REGION_RODATA AT > REGION_RODATA_LOAD
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.init_array : ALIGN_WITH_INPUT {
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PROVIDE_HIDDEN (__init_array_start = .);
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KEEP (*(SORT(.init_array.*)))
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KEEP (*(.init_array))
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PROVIDE_HIDDEN (__init_array_end = .);
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} > REGION_RODATA AT > REGION_RODATA_LOAD
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.fini_array : ALIGN_WITH_INPUT {
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PROVIDE_HIDDEN (__fini_array_start = .);
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KEEP (*(.fini_array))
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KEEP (*(SORT(.fini_array.*)))
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PROVIDE_HIDDEN (__fini_array_end = .);
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} > REGION_RODATA AT > REGION_RODATA_LOAD
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.ctors : ALIGN_WITH_INPUT {
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/* gcc uses crtbegin.o to find the start of
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the constructors, so we make sure it is
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first. Because this is a wildcard, it
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doesn't matter if the user does not
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actually link against crtbegin.o; the
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linker won't look for a file to match a
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wildcard. The wildcard also means that it
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doesn't matter which directory crtbegin.o
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is in. */
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KEEP (*crtbegin.o(.ctors))
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KEEP (*crtbegin?.o(.ctors))
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/* We don't want to include the .ctor section from
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the crtend.o file until after the sorted ctors.
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The .ctor section from the crtend file contains the
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end of ctors marker and it must be last */
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KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .ctors))
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KEEP (*(SORT(.ctors.*)))
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KEEP (*(.ctors))
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} > REGION_RODATA AT > REGION_RODATA_LOAD
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.dtors : ALIGN_WITH_INPUT {
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KEEP (*crtbegin.o(.dtors))
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KEEP (*crtbegin?.o(.dtors))
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KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .dtors))
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KEEP (*(SORT(.dtors.*)))
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KEEP (*(.dtors))
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} > REGION_RODATA AT > REGION_RODATA_LOAD
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.data.rel.ro : ALIGN_WITH_INPUT {
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*(.data.rel.ro.local* .gnu.linkonce.d.rel.ro.local.*)
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*(.data.rel.ro* .gnu.linkonce.d.rel.ro.*)
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} > REGION_RODATA AT > REGION_RODATA_LOAD
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.jcr : ALIGN_WITH_INPUT {
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KEEP (*(.jcr))
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} > REGION_RODATA AT > REGION_RODATA_LOAD
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.interp : ALIGN_WITH_INPUT {
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*(.interp)
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} > REGION_RODATA AT > REGION_RODATA_LOAD
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.note.gnu.build-id : ALIGN_WITH_INPUT {
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*(.note.gnu.build-id)
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} > REGION_RODATA AT > REGION_RODATA_LOAD
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.hash : ALIGN_WITH_INPUT {
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*(.hash)
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} > REGION_RODATA AT > REGION_RODATA_LOAD
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.gnu.hash : ALIGN_WITH_INPUT {
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*(.gnu.hash)
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} > REGION_RODATA AT > REGION_RODATA_LOAD
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.dynsym : ALIGN_WITH_INPUT {
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*(.dynsym)
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} > REGION_RODATA AT > REGION_RODATA_LOAD
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.dynstr : ALIGN_WITH_INPUT {
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*(.dynstr)
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} > REGION_RODATA AT > REGION_RODATA_LOAD
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.gnu.version : ALIGN_WITH_INPUT {
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*(.gnu.version)
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} > REGION_RODATA AT > REGION_RODATA_LOAD
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.gnu.version_d : ALIGN_WITH_INPUT {
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*(.gnu.version_d)
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} > REGION_RODATA AT > REGION_RODATA_LOAD
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.gnu.version_r : ALIGN_WITH_INPUT {
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*(.gnu.version_r)
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} > REGION_RODATA AT > REGION_RODATA_LOAD
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.rel.dyn : ALIGN_WITH_INPUT {
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*(.rel.init)
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*(.rel.text .rel.text.* .rel.gnu.linkonce.t.*)
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*(.rel.fini)
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*(.rel.rodata .rel.rodata.* .rel.gnu.linkonce.r.*)
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*(.rel.data.rel.ro* .rel.gnu.linkonce.d.rel.ro.*)
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*(.rel.data .rel.data.* .rel.gnu.linkonce.d.*)
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*(.rel.tdata .rel.tdata.* .rel.gnu.linkonce.td.*)
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*(.rel.tbss .rel.tbss.* .rel.gnu.linkonce.tb.*)
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*(.rel.ctors)
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*(.rel.dtors)
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*(.rel.got)
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*(.rel.bss .rel.bss.* .rel.gnu.linkonce.b.*)
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PROVIDE_HIDDEN (__rel_iplt_start = .);
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*(.rel.iplt)
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PROVIDE_HIDDEN (__rel_iplt_end = .);
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PROVIDE_HIDDEN (__rela_iplt_start = .);
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PROVIDE_HIDDEN (__rela_iplt_end = .);
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} > REGION_RODATA AT > REGION_RODATA_LOAD
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.rela.dyn : ALIGN_WITH_INPUT {
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*(.rela.init)
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*(.rela.text .rela.text.* .rela.gnu.linkonce.t.*)
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*(.rela.fini)
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*(.rela.rodata .rela.rodata.* .rela.gnu.linkonce.r.*)
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*(.rela.data .rela.data.* .rela.gnu.linkonce.d.*)
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*(.rela.tdata .rela.tdata.* .rela.gnu.linkonce.td.*)
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*(.rela.tbss .rela.tbss.* .rela.gnu.linkonce.tb.*)
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*(.rela.ctors)
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*(.rela.dtors)
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*(.rela.got)
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*(.rela.bss .rela.bss.* .rela.gnu.linkonce.b.*)
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*(.rela.rtemsroset*)
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*(.rela.rtemsrwset*)
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PROVIDE_HIDDEN (__rel_iplt_start = .);
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PROVIDE_HIDDEN (__rel_iplt_end = .);
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PROVIDE_HIDDEN (__rela_iplt_start = .);
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*(.rela.iplt)
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PROVIDE_HIDDEN (__rela_iplt_end = .);
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} > REGION_RODATA AT > REGION_RODATA_LOAD
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.rel.plt : ALIGN_WITH_INPUT {
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*(.rel.plt)
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} > REGION_RODATA AT > REGION_RODATA_LOAD
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.rela.plt : ALIGN_WITH_INPUT {
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*(.rela.plt)
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} > REGION_RODATA AT > REGION_RODATA_LOAD
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.plt : ALIGN_WITH_INPUT {
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*(.plt)
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} > REGION_RODATA AT > REGION_RODATA_LOAD
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.iplt : ALIGN_WITH_INPUT {
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*(.iplt)
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} > REGION_RODATA AT > REGION_RODATA_LOAD
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.dynamic : ALIGN_WITH_INPUT {
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*(.dynamic)
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} > REGION_RODATA AT > REGION_RODATA_LOAD
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.got : ALIGN_WITH_INPUT {
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*(.got.plt) *(.igot.plt) *(.got) *(.igot)
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} > REGION_RODATA AT > REGION_RODATA_LOAD
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.rtemsroset : ALIGN_WITH_INPUT {
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/* Special FreeBSD linker set sections */
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__start_set_sysctl_set = .;
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*(set_sysctl_*);
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__stop_set_sysctl_set = .;
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*(set_domain_*);
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*(set_pseudo_*);
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KEEP (*(SORT(.rtemsroset.*)))
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bsp_section_rodata_end = .;
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} > REGION_RODATA AT > REGION_RODATA_LOAD
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bsp_section_rodata_size = bsp_section_rodata_end - bsp_section_rodata_begin;
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bsp_section_rodata_load_begin = LOADADDR (.rodata);
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bsp_section_rodata_load_end = bsp_section_rodata_load_begin + bsp_section_rodata_size;
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.rwbarrier : ALIGN_WITH_INPUT {
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. = ALIGN (bsp_section_rwbarrier_align);
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} > REGION_DATA AT > REGION_DATA
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.data : ALIGN_WITH_INPUT {
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bsp_section_data_begin = .;
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*(.data .data.* .gnu.linkonce.d.*)
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SORT(CONSTRUCTORS)
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} > REGION_DATA AT > REGION_DATA_LOAD
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.data1 : ALIGN_WITH_INPUT {
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*(.data1)
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} > REGION_DATA AT > REGION_DATA_LOAD
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.rtemsrwset : ALIGN_WITH_INPUT {
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KEEP (*(SORT(.rtemsrwset.*)))
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bsp_section_data_end = .;
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} > REGION_DATA AT > REGION_DATA_LOAD
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bsp_section_data_size = bsp_section_data_end - bsp_section_data_begin;
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bsp_section_data_load_begin = LOADADDR (.data);
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bsp_section_data_load_end = bsp_section_data_load_begin + bsp_section_data_size;
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.bss : ALIGN_WITH_INPUT {
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bsp_section_bss_begin = .;
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*(.dynbss)
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*(.bss .bss.* .gnu.linkonce.b.*)
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*(COMMON)
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bsp_section_bss_end = .;
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} > REGION_BSS AT > REGION_BSS
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bsp_section_bss_size = bsp_section_bss_end - bsp_section_bss_begin;
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.rtemsstack (NOLOAD) : ALIGN_WITH_INPUT{
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*(SORT(.rtemsstack.*))
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} > REGION_WORK AT > REGION_WORK
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.work : ALIGN_WITH_INPUT {
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/*
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* The work section will occupy the remaining REGION_WORK region and
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* contains the RTEMS work space and heap.
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*/
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bsp_section_work_begin = .;
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. += ORIGIN (REGION_WORK) + LENGTH (REGION_WORK) - ABSOLUTE (.);
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bsp_section_work_end = .;
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} > REGION_WORK AT > REGION_WORK
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bsp_section_work_size = bsp_section_work_end - bsp_section_work_begin;
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.stack : ALIGN_WITH_INPUT {
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bsp_section_stack_end = .;
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} > REGION_STACK AT > REGION_STACK
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bsp_section_stack_size = bsp_section_stack_begin - bsp_section_stack_end;
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RamBase = ORIGIN (REGION_WORK);
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RamSize = LENGTH (REGION_WORK);
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WorkAreaBase = bsp_section_work_begin;
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HeapSize = 0;
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}
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